Home / 2,956.34-4,427.45-2,079.74

Finding the Fourth Proportional to 2,956.34, 4,427.45 and 2,079.74

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Solution

The fourth proportional to 2,956.34, 4,427.45 and 2,079.74 is: 3,114.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.34 : 4,427.45 = 2,079.74 : x
  2. Step 2: Convert to fraction form
    2,956.34/4,427.45 = 2,079.74/x
  3. Step 3: Cross multiply
    2,956.34x = 4,427.45 × 2,079.74
  4. Step 4: Simplify right side
    2,956.34x = 9,207,934.46
  5. Step 5: Solve for x
    x = 9,207,934.46/2,956.34
  6. Step 6: Final answer
    x = 3,114.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.